Which of the following human activities is responsible for desertification?

Provide the full names for the following abbreviations:
$(i)$ $JFM$
$(ii)$ $CPCB$

Which of the following pollutants are inevitably associated with the existence of man?

$E$-waste are buried in ...$A$... or ...$B$.... Complete the given statement by choosing appropriate option for $A$ and $B$.

Which act was enacted by the Government of India to protect and improve the quality of our environment and to control environmental pollution?

In a pond near a village,a large number of fish suddenly die. Which of the following could be the reason for this?
$(a)$ Large amounts of urea and phosphate are used as fertilizers in nearby fields.
$(b)$ $DDT$ was sprayed in the entire area.
$(c)$ The pond water has become green and dirty.
$(d)$ The population of phytoplankton in the pond has decreased,reducing the photosynthetic capacity.
Which two of the above reasons are responsible?